Color
#2771fc
#2771fcrgb(39, 113, 252)hsl(219, 97%, 57%)oklch(0.588 0.22 261.6)Colors that go with #2771fc
Crimson, Copper and Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.
Crimson #dc143c
triadicshippedCrimson completes a triad with #2771fc — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Copper #b87333
complementaryshippedCopper sits directly opposite #2771fc on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Blue #0000ff
shippedBlue is paired with #2771fc in 5 real palettes, including MongoDB's brand system and Cargo's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #2771fc: softer than #000 and cool enough to feel like part of the same palette.
Deep Sky Blue #00bfff
shippedDeep Sky Blue is paired with #2771fc in 4 real palettes, including Calm's brand system and Astro's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Orange Red #ff4500
shippedOrange Red is paired with #2771fc in 8 real palettes, including Replit's brand system and Readymag's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Slate Gray #708090
shippedSlate Gray is paired with #2771fc in 4 real palettes, including Slate Workspace and Studio Grey, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Taupe #483c32
shippedTaupe is paired with #2771fc in 9 real palettes, including Headspace's brand system and Readymag's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #2771fc
Tints & shades
Harmonies
Contrast
| #2771fc as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 4.33:1 | fail | pass | fail | |
Aaon black | 4.85:1 | pass | pass | fail |
|
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2771fc as the background.
Brands using this color
Fonts for this mood
#2771fc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:
Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #2771fc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/2771fc-9ca5c4-df664e-211f2d-e9f0f1?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md